⭐ TaskOps

TaskOps is a full-stack task management application designed to streamline productivity and collaboration. It enables users to create, update, and manage tasks efficiently while supporting OAuth login, JWT authentication, and real-time GraphQL APIs via Apollo Federation.

🚀 Tech Stack

✨ Features

• User registration and login (Local + Google OAuth)
• Create, update, and delete tasks
• View user profiles and task details
• GraphQL API with Apollo Federation for modular architecture
• Responsive frontend built with Next.js
• Secure authentication using JWT and OAuth 2.0
• PostgreSQL database integration for persistent storage
• Real-time data fetching with GraphQL queries and mutations

🏗️ Architecture

• Microservices architecture with Spring Boot services

• Apollo Federation for modular GraphQL subgraphs

• Next.js frontend for server-side rendering and React hooks

• JWT + OAuth for authentication and authorization

• PostgreSQL as relational database

• Architectre Diagram

• Service Diagram

🔐 Authentication & Authorization

• Local login with email/password
• Google OAuth login
• JWT-based token authentication for API access

📊 Database Schema

• users table: stores user information, OAuth provider, and credentials
• tasks table: stores tasks, owner reference, and status
• Relationships:
  • One-to-many: User → Tasks

📁 Project Structure

server/                 # Spring Boot backend services
├── auth-service        # Authentication service
├── task-service        # Task management service

frontend/               # Next.js frontend

apollo-gateway/         # GraphQL gateway, typeDefs & resolvers

subgraphs/              # GraphQL subgraphs for modular architecture
├── auth-subgraph       # Auth subgraph
└── task-subgraph       # Task subgraph

🚀 Getting Started

Prerequisites

• Java 17+
• Node.js 18+
• PostgreSQL 14+
• Yarn or npm
• Git

Backend Setup

1. Navigate to backend services:
   • auth-service
   • task-service
2. Build and run each service:

./mvnw clean install
./mvnw spring-boot:run

Frontend Setup

1. Navigate to frontend:

npm install
npm run dev

Middleware Setup

• Subgraphs: auth-subgraph, task-subgraph
• Apollo Gateway:

node index.js